X-Git-Url: https://git.stderr.nl/gitweb?a=blobdiff_plain;f=libchimara%2Fstyle.c;h=5bbbb5be22ec3385da336297a6a9cfe21a12e2cf;hb=daf0bacb2f258c3f77a5f8567b0713cb9635fdbb;hp=f31f2d660943d0d04b455e0e8b38cce8ea7b33c5;hpb=07c4e25bfcbc35efcdd99139cff3ba61e03a507e;p=projects%2Fchimara%2Fchimara.git diff --git a/libchimara/style.c b/libchimara/style.c index f31f2d6..5bbbb5b 100644 --- a/libchimara/style.c +++ b/libchimara/style.c @@ -1,5 +1,6 @@ #include #include +#include #include "chimara-glk-private.h" #include "glk.h" #include "style.h" @@ -38,7 +39,7 @@ glk_set_style(glui32 styl) glk_set_style_stream(glk_data->current_stream, styl); } -#define NUM_STYLES 13 +/* The first 11 tag names must correspond to the first 11 glk tag names as defined below */ static const gchar* TAG_NAMES[] = { "normal", "emphasized", @@ -52,9 +53,11 @@ static const gchar* TAG_NAMES[] = { "user1", "user2", "hyperlink", - "pager" + "pager", + "default" }; +/* The first 11 glk tag names must correspond to the first 11 tag names as defined above */ static const gchar* GLK_TAG_NAMES[] = { "glk-normal", "glk-emphasized", @@ -69,11 +72,17 @@ static const gchar* GLK_TAG_NAMES[] = { "glk-user2" }; +const gchar** +style_get_tag_names() +{ + return TAG_NAMES; +} + /* Internal function: mapping from style enum to tag name */ -static gchar* +static const gchar* get_tag_name(glui32 style) { - if(style >= NUM_STYLES) { + if(style >= CHIMARA_NUM_STYLES) { WARNING("Unsupported style"); return "normal"; } else { @@ -82,7 +91,7 @@ get_tag_name(glui32 style) } /* Internal function: mapping from glk style enum to tag name */ -static gchar* +static const gchar* get_glk_tag_name(glui32 style) { if(style >= style_NUMSTYLES) { @@ -106,8 +115,8 @@ glk_set_style_stream(strid_t str, glui32 styl) { return; flush_window_buffer(str->window); - str->style = get_tag_name(styl); - str->glk_style = get_glk_tag_name(styl); + str->style = (gchar*) get_tag_name(styl); + str->glk_style = (gchar*) get_glk_tag_name(styl); } /* Internal function: call this to initialize the layout of the 'more' prompt. */ @@ -129,7 +138,7 @@ style_init_textbuffer(GtkTextBuffer *buffer) ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key); /* Place the default text tags in the textbuffer's tag table */ - g_hash_table_foreach(glk_data->styles->text_buffer, style_add_tag_to_textbuffer, gtk_text_buffer_get_tag_table(buffer)); + g_hash_table_foreach(glk_data->styles->text_buffer, style_copy_tag_to_textbuffer, gtk_text_buffer_get_tag_table(buffer)); /* Copy the override text tags to the textbuffers's tag table */ g_hash_table_foreach(glk_data->glk_styles->text_buffer, style_copy_tag_to_textbuffer, gtk_text_buffer_get_tag_table(buffer)); @@ -145,7 +154,7 @@ style_init_textgrid(GtkTextBuffer *buffer) ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key); /* Place the default text tags in the textbuffer's tag table */ - g_hash_table_foreach(glk_data->styles->text_grid, style_add_tag_to_textbuffer, gtk_text_buffer_get_tag_table(buffer)); + g_hash_table_foreach(glk_data->styles->text_grid, style_copy_tag_to_textbuffer, gtk_text_buffer_get_tag_table(buffer)); /* Copy the current text tags to the textbuffers's tag table */ g_hash_table_foreach(glk_data->glk_styles->text_grid, style_copy_tag_to_textbuffer, gtk_text_buffer_get_tag_table(buffer)); @@ -206,6 +215,7 @@ gtk_text_tag_copy(GtkTextTag *tag) _COPY_FLAG (invisible_set); _COPY_FLAG (editable_set); _COPY_FLAG (language_set); + _COPY_FLAG (scale_set); #undef _COPY_FLAG /* Copy the data that was added manually */ @@ -233,12 +243,17 @@ style_init(ChimaraGlk *glk) PangoFontDescription *monospace_font_desc = pango_font_description_from_string("Monospace"); /* Initialise the default styles for a text grid */ - tag = gtk_text_tag_new("normal"); + tag = gtk_text_tag_new("default"); g_object_set(tag, "font-desc", monospace_font_desc, NULL); + g_hash_table_insert(default_text_grid_styles, "default", tag); + + tag = gtk_text_tag_new("normal"); + //g_object_set(tag, "font-desc", monospace_font_desc, NULL); g_hash_table_insert(default_text_grid_styles, "normal", tag); tag = gtk_text_tag_new("emphasized"); - g_object_set(tag, "font-desc", monospace_font_desc, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL); + //g_object_set(tag, "font-desc", monospace_font_desc, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL); + g_object_set(tag, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL); g_hash_table_insert(default_text_grid_styles, "emphasized", tag); tag = gtk_text_tag_new("preformatted"); @@ -246,35 +261,40 @@ style_init(ChimaraGlk *glk) g_hash_table_insert(default_text_grid_styles, "preformatted", tag); tag = gtk_text_tag_new("header"); - g_object_set(tag, "font-desc", monospace_font_desc, "weight", PANGO_WEIGHT_BOLD, NULL); + //g_object_set(tag, "font-desc", monospace_font_desc, "weight", PANGO_WEIGHT_BOLD, NULL); + g_object_set(tag, "weight", PANGO_WEIGHT_BOLD, NULL); g_hash_table_insert(default_text_grid_styles, "header", tag); tag = gtk_text_tag_new("subheader"); - g_object_set(tag, "font-desc", monospace_font_desc, "weight", PANGO_WEIGHT_BOLD, NULL); + //g_object_set(tag, "font-desc", monospace_font_desc, "weight", PANGO_WEIGHT_BOLD, NULL); + g_object_set(tag, "weight", PANGO_WEIGHT_BOLD, NULL); g_hash_table_insert(default_text_grid_styles, "subheader", tag); tag = gtk_text_tag_new("alert"); - g_object_set(tag, "font-desc", monospace_font_desc, "foreground", "#aa0000", "weight", PANGO_WEIGHT_BOLD, NULL); + //g_object_set(tag, "font-desc", monospace_font_desc, "foreground", "#aa0000", "weight", PANGO_WEIGHT_BOLD, NULL); + g_object_set(tag, "foreground", "#aa0000", "weight", PANGO_WEIGHT_BOLD, NULL); g_hash_table_insert(default_text_grid_styles, "alert", tag); tag = gtk_text_tag_new("note"); - g_object_set(tag, "font-desc", monospace_font_desc, "foreground", "#aaaa00", "weight", PANGO_WEIGHT_BOLD, NULL); + //g_object_set(tag, "font-desc", monospace_font_desc, "foreground", "#aaaa00", "weight", PANGO_WEIGHT_BOLD, NULL); + g_object_set(tag, "foreground", "#aaaa00", "weight", PANGO_WEIGHT_BOLD, NULL); g_hash_table_insert(default_text_grid_styles, "note", tag); tag = gtk_text_tag_new("block-quote"); - g_object_set(tag, "font-desc", monospace_font_desc, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL); + //g_object_set(tag, "font-desc", monospace_font_desc, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL); + g_object_set(tag, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL); g_hash_table_insert(default_text_grid_styles, "block-quote", tag); tag = gtk_text_tag_new("input"); - g_object_set(tag, "font-desc", monospace_font_desc, NULL); + //g_object_set(tag, "font-desc", monospace_font_desc, NULL); g_hash_table_insert(default_text_grid_styles, "input", tag); tag = gtk_text_tag_new("user1"); - g_object_set(tag, "font-desc", monospace_font_desc, NULL); + //g_object_set(tag, "font-desc", monospace_font_desc, NULL); g_hash_table_insert(default_text_grid_styles, "user1", tag); tag = gtk_text_tag_new("user2"); - g_object_set(tag, "font-desc", monospace_font_desc, NULL); + //g_object_set(tag, "font-desc", monospace_font_desc, NULL); g_hash_table_insert(default_text_grid_styles, "user2", tag); tag = gtk_text_tag_new("hyperlink"); @@ -282,12 +302,17 @@ style_init(ChimaraGlk *glk) g_hash_table_insert(default_text_grid_styles, "hyperlink", tag); /* Initialise the default styles for a text buffer */ - tag = gtk_text_tag_new("normal"); + tag = gtk_text_tag_new("default"); g_object_set(tag, "font-desc", default_font_desc, NULL); + g_hash_table_insert(default_text_buffer_styles, "default", tag); + + tag = gtk_text_tag_new("normal"); + //g_object_set(tag, "font-desc", default_font_desc, NULL); g_hash_table_insert(default_text_buffer_styles, "normal", tag); tag = gtk_text_tag_new("emphasized"); - g_object_set(tag, "font-desc", default_font_desc, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL); + //g_object_set(tag, "font-desc", default_font_desc, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL); + g_object_set(tag, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL); g_hash_table_insert(default_text_buffer_styles, "emphasized", tag); tag = gtk_text_tag_new("preformatted"); @@ -295,39 +320,45 @@ style_init(ChimaraGlk *glk) g_hash_table_insert(default_text_buffer_styles, "preformatted", tag); tag = gtk_text_tag_new("header"); - g_object_set(tag, "font-desc", default_font_desc, "size-points", 18.0, "weight", PANGO_WEIGHT_BOLD, NULL); + //g_object_set(tag, "font-desc", default_font_desc, "size-points", 18.0, "weight", PANGO_WEIGHT_BOLD, NULL); + g_object_set(tag, "weight", PANGO_WEIGHT_BOLD, NULL); g_hash_table_insert(default_text_buffer_styles, "header", tag); tag = gtk_text_tag_new("subheader"); - g_object_set(tag, "font-desc", default_font_desc, "size-points", 14.0, "weight", PANGO_WEIGHT_BOLD, NULL); + //g_object_set(tag, "font-desc", default_font_desc, "size-points", 14.0, "weight", PANGO_WEIGHT_BOLD, NULL); + g_object_set(tag, "weight", PANGO_WEIGHT_BOLD, NULL); g_hash_table_insert(default_text_buffer_styles, "subheader", tag); tag = gtk_text_tag_new("alert"); - g_object_set(tag, "font-desc", default_font_desc, "foreground", "#aa0000", "weight", PANGO_WEIGHT_BOLD, NULL); + //g_object_set(tag, "font-desc", default_font_desc, "foreground", "#aa0000", "weight", PANGO_WEIGHT_BOLD, NULL); + g_object_set(tag, "foreground", "#aa0000", "weight", PANGO_WEIGHT_BOLD, NULL); g_hash_table_insert(default_text_buffer_styles, "alert", tag); tag = gtk_text_tag_new("note"); - g_object_set(tag, "font-desc", default_font_desc, "foreground", "#aaaa00", "weight", PANGO_WEIGHT_BOLD, NULL); + //g_object_set(tag, "font-desc", default_font_desc, "foreground", "#aaaa00", "weight", PANGO_WEIGHT_BOLD, NULL); + g_object_set(tag, "foreground", "#aaaa00", "weight", PANGO_WEIGHT_BOLD, NULL); g_hash_table_insert(default_text_buffer_styles, "note", tag); tag = gtk_text_tag_new("block-quote"); - g_object_set(tag, "font-desc", default_font_desc, "justification", GTK_JUSTIFY_CENTER, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL); + //g_object_set(tag, "font-desc", default_font_desc, "justification", GTK_JUSTIFY_CENTER, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL); + g_object_set(tag, "justification", GTK_JUSTIFY_CENTER, "style", PANGO_STYLE_ITALIC, "style-set", TRUE, NULL); g_hash_table_insert(default_text_buffer_styles, "block-quote", tag); tag = gtk_text_tag_new("input"); - g_object_set(tag, "font-desc", default_font_desc, NULL); + //g_object_set(tag, "font-desc", default_font_desc, NULL); g_hash_table_insert(default_text_buffer_styles, "input", tag); tag = gtk_text_tag_new("user1"); - g_object_set(tag, "font-desc", default_font_desc, NULL); + //g_object_set(tag, "font-desc", default_font_desc, NULL); g_hash_table_insert(default_text_buffer_styles, "user1", tag); tag = gtk_text_tag_new("user2"); - g_object_set(tag, "font-desc", default_font_desc, NULL); + //g_object_set(tag, "font-desc", default_font_desc, NULL); g_hash_table_insert(default_text_buffer_styles, "user2", tag); tag = gtk_text_tag_new("hyperlink"); - g_object_set(tag, "font-desc", default_font_desc, "foreground", "#0000ff", "underline", PANGO_UNDERLINE_SINGLE, "underline-set", TRUE, NULL); + //g_object_set(tag, "font-desc", default_font_desc, "foreground", "#0000ff", "underline", PANGO_UNDERLINE_SINGLE, "underline-set", TRUE, NULL); + g_object_set(tag, "foreground", "#0000ff", "underline", PANGO_UNDERLINE_SINGLE, "underline-set", TRUE, NULL); g_hash_table_insert(default_text_buffer_styles, "hyperlink", tag); GtkTextTag *pager_tag = gtk_text_tag_new("pager"); @@ -347,6 +378,7 @@ style_init(ChimaraGlk *glk) for(i=0; istyles->text_buffer, "default"); + else + current_tag = g_hash_table_lookup(priv->styles->text_grid, "default"); + } else { + if( !style_accept(scanner, '.') ) + return FALSE; - token = g_scanner_get_next_token(scanner); - value = g_scanner_cur_value(scanner); + token = g_scanner_get_next_token(scanner); + value = g_scanner_cur_value(scanner); - if(token != G_TOKEN_IDENTIFIER) { - g_scanner_error(scanner, "CSS Error: style selector expected"); - return FALSE; - } + if(token != G_TOKEN_IDENTIFIER) { + g_scanner_error(scanner, "CSS Error: style selector expected"); + return FALSE; + } - if( !strcmp(field, "buffer") ) - current_tag = g_hash_table_lookup(priv->styles->text_buffer, value.v_identifier); - else - current_tag = g_hash_table_lookup(priv->styles->text_grid, value.v_identifier); + if( !strcmp(field, "buffer") ) + current_tag = g_hash_table_lookup(priv->styles->text_buffer, value.v_identifier); + else + current_tag = g_hash_table_lookup(priv->styles->text_grid, value.v_identifier); - if(current_tag == NULL) { - g_scanner_error(scanner, "CSS Error: invalid style identifier"); - return FALSE; - } + if(current_tag == NULL) { + g_scanner_error(scanner, "CSS Error: invalid style identifier"); + return FALSE; + } - if( !style_accept(scanner, '{') ) - return FALSE; + if( !style_accept(scanner, '{') ) + return FALSE; + } while( g_scanner_peek_next_token(scanner) != '}') { if( !style_accept_style_hint(scanner, current_tag) ) @@ -616,19 +657,6 @@ style_accept_style_hint(GScanner *scanner, GtkTextTag *current_tag) return TRUE; } -/* Internal function: parses a glk color to a #hex-value */ -static void -glkcolor_to_hex(glui32 val, gchar *buffer) -{ - g_return_if_fail(buffer != NULL); - - sprintf(buffer, "#%02X%02X%02X", - ((val & 0xff0000) >> 16), - ((val & 0x00ff00) >> 8), - (val & 0x0000ff) - ); -} - /* Internal function: parses a glk color to a GdkColor */ void glkcolor_to_gdkcolor(glui32 val, GdkColor *color) @@ -658,7 +686,7 @@ apply_stylehint_to_tag(GtkTextTag *tag, GtkTextTag *default_tag, glui32 wintype, gint reverse_color = GPOINTER_TO_INT( g_object_get_data(tag_object, "reverse-color") ); int i = 0; - gchar color[20]; + GdkColor color; switch(hint) { case stylehint_Indentation: g_object_set(tag_object, "left-margin", 5*val, "left-margin-set", TRUE, NULL); @@ -693,7 +721,23 @@ apply_stylehint_to_tag(GtkTextTag *tag, GtkTextTag *default_tag, glui32 wintype, break; case stylehint_Size: - g_object_set(tag_object, "size", 14+(2*val), "size-set", TRUE, NULL); + { + gdouble scale = PANGO_SCALE_MEDIUM; + switch(val) { + case -3: scale = PANGO_SCALE_XX_SMALL; break; + case -2: scale = PANGO_SCALE_X_SMALL; break; + case -1: scale = PANGO_SCALE_SMALL; break; + case 0: scale = PANGO_SCALE_MEDIUM; break; + case 1: scale = PANGO_SCALE_LARGE; break; + case 2: scale = PANGO_SCALE_X_LARGE; break; + case 3: scale = PANGO_SCALE_XX_LARGE; break; + default: + /* We follow Pango's convention of having each magnification + step be a scaling of 1.2 */ + scale = pow(1.2, (double)val); + } + g_object_set(tag_object, "scale", scale, "scale-set", TRUE, NULL); + } break; case stylehint_Oblique: @@ -705,7 +749,7 @@ apply_stylehint_to_tag(GtkTextTag *tag, GtkTextTag *default_tag, glui32 wintype, gchar *font_family; GtkTextTag *font_tag = g_hash_table_lookup( wintype == wintype_TextBuffer? glk_data->styles->text_buffer : glk_data->styles->text_grid, - val? "normal" : "preformatted"); + val? "default" : "preformatted"); g_object_get(font_tag, "family", &font_family, NULL); g_object_set(tag_object, "family", font_family, "family-set", TRUE, NULL); g_free(font_family); @@ -713,22 +757,22 @@ apply_stylehint_to_tag(GtkTextTag *tag, GtkTextTag *default_tag, glui32 wintype, break; case stylehint_TextColor: - glkcolor_to_hex(val, color); + glkcolor_to_gdkcolor(val, &color); if(!reverse_color) - g_object_set(tag_object, "foreground", color, "foreground-set", TRUE, NULL); + g_object_set(tag_object, "foreground-gdk", &color, "foreground-set", TRUE, NULL); else - g_object_set(tag_object, "background", color, "background-set", TRUE, NULL); + g_object_set(tag_object, "background-gdk", &color, "background-set", TRUE, NULL); break; case stylehint_BackColor: - glkcolor_to_hex(val, color); + glkcolor_to_gdkcolor(val, &color); if(!reverse_color) - g_object_set(tag_object, "background", color, "background-set", TRUE, NULL); + g_object_set(tag_object, "background-gdk", &color, "background-set", TRUE, NULL); else - g_object_set(tag_object, "foreground", color, "background-set", TRUE, NULL); + g_object_set(tag_object, "foreground-gdk", &color, "background-set", TRUE, NULL); break; @@ -774,6 +818,7 @@ static gint query_tag(GtkTextTag *tag, glui32 wintype, glui32 hint) { gint intval; + gdouble doubleval; GdkColor *colval; g_return_val_if_fail(tag != NULL, 0); @@ -811,8 +856,8 @@ query_tag(GtkTextTag *tag, glui32 wintype, glui32 hint) } case stylehint_Size: - g_object_get(tag, "size", &intval, NULL); - return (intval/2)-14; + g_object_get(tag, "scale", &doubleval, NULL); + return (gint)round(log(doubleval) / log(1.2)); case stylehint_Oblique: g_object_get(tag, "style", &intval , NULL); @@ -907,12 +952,16 @@ glk_stylehint_clear(glui32 wintype, glui32 styl, glui32 hint) switch(wintype) { case wintype_TextBuffer: - tag = g_hash_table_lookup( glk_data->styles->text_buffer, get_glk_tag_name(styl) ); - glk_stylehint_set( wintype, styl, hint, query_tag(tag, wintype, hint) ); + tag = g_hash_table_lookup( glk_data->glk_styles->text_buffer, get_glk_tag_name(styl) ); + if(tag) { + glk_stylehint_set( wintype, styl, hint, query_tag(tag, wintype, hint) ); + } break; case wintype_TextGrid: - tag = g_hash_table_lookup( glk_data->styles->text_grid, get_glk_tag_name(styl) ); - glk_stylehint_set( wintype, styl, hint, query_tag(tag, wintype, hint) ); + tag = g_hash_table_lookup( glk_data->glk_styles->text_grid, get_glk_tag_name(styl) ); + if(tag) { + glk_stylehint_set( wintype, styl, hint, query_tag(tag, wintype, hint) ); + } default: return; } @@ -1040,21 +1089,21 @@ PangoFontDescription * get_current_font(guint32 wintype) { ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key); - GtkTextTag *normal; + GtkTextTag *tag; switch(wintype) { case wintype_TextGrid: - normal = g_hash_table_lookup(glk_data->styles->text_grid, "normal"); + tag = g_hash_table_lookup(glk_data->styles->text_grid, "default"); break; case wintype_TextBuffer: - normal = g_hash_table_lookup(glk_data->styles->text_buffer, "normal"); + tag = g_hash_table_lookup(glk_data->styles->text_buffer, "default"); break; default: return NULL; } PangoFontDescription *font; - g_object_get( G_OBJECT(normal), "font-desc", &font, NULL ); + g_object_get( G_OBJECT(tag), "font-desc", &font, NULL ); return font; } @@ -1116,3 +1165,13 @@ text_tag_to_attr_list(GtkTextTag *tag, PangoAttrList *list) ); } } + +/* Update pager and reverse video tags */ +void +style_update(ChimaraGlk *glk) +{ + CHIMARA_GLK_USE_PRIVATE(glk, priv); + + GtkTextTag *pager_tag = GTK_TEXT_TAG( g_hash_table_lookup(priv->styles->text_buffer, "pager") ); + text_tag_to_attr_list(pager_tag, priv->pager_attr_list); +}